• Owning end-to-end, full-funnel paid social strategy across a book of business, including media execution, operational excellence, and adherence to best practices; informing the evolution of future standards through experimentation and proven learnings. • Translating measurement and creative insights into compelling go-to-market narratives and client growth plans; leading client-facing communications (calls, emails, etc.) with an emphasis on storytelling over data regurgitation and adapting to different audiences. • Contributing to agency thought leadership by identifying opportunities to showcase client work through platform partnerships, including case studies, joint thought leadership, award submissions, and co-marketing activations to support PR and new business efforts. • Designing and operationalizing measurement frameworks that tie paid social to business outcomes, including platform-native conversion and brand lift tests, geo-holdout experiments, MMM and MTA tools, enhanced attribution, first-party signal capture, server-side solutions, and third-party measurement platforms (e.g., Measured, Haus, WorkMagic). • Leading complex experimentation roadmaps that expand measurement signals and improve funnel efficiency; scaling high-confidence tactics across accounts. • Adopting and championing hybrid and AI-assisted workflows for campaign build, audience generation, creative testing, and reporting; driving innovation through experimentation. • Exercising extreme ownership of client business outcomes by delivering against shared digital KPIs and demonstrating the value of Paid Social within a holistic digital strategy through QBRs, in partnership with Creative, Data Strategy, Paid Search, and Programmatic teams. • Building and maintaining platform partner relationships, including RFPing partners, co-developing learning agendas and testing roadmaps with Marketing Science teams, running quarterly partner business reviews, and activating alphas, betas, and early-access opportunities. • Coaching and mentoring Managers while contributing to training rotations and team development.